+ /opt/ddn/mvapich/bin/mpiexec -ppn 4 -np 8 -genv MV2_NUM_HCAS 1 -genv MV2_CPU_BINDING_LEVEL core -genv MV2_CPU_BINDING_POLICY scatter --hosts isc17-c04,isc17-c05 /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 40265318400 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r + tee -a ./output_v2/COUNT:1#NN:2#PPN:4#API:MPIIO#T:10485760#TYPE:read.txt IOR-3.0.1: MPI Coordinated Test of Parallel I/O ior WARNING: fsync() only available in POSIX. Using value of 0. Began: Wed Oct 24 08:56:20 2018 Command line used: /esfs/jtacquaviva/software/install/ior/git-ddn/bin/ior -i 3 -s 1 -t 10485760 -b 40265318400 -D 30 -a MPIIO -e -g -z -k -o /esfs/jtacquaviva/sharedread2/file -r Machine: Linux isc17-c04 Test 0 started: Wed Oct 24 08:56:20 2018 Summary: api = MPIIO (version=3, subversion=0) test filename = /esfs/jtacquaviva/sharedread2/file access = single-shared-file ordering in a file = random offsets ordering inter file= no tasks offsets clients = 8 (4 per node) repetitions = 3 xfersize = 10 MiB blocksize = 37.50 GiB aggregate filesize = 300 GiB Using stonewalling = 30 second(s) access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 37098618880. read 1175.08 39321600 10240 0.008422 30.11 0.005494 30.11 0 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 38986055680. read 1235.66 39321600 10240 0.006070 30.08 0.005867 30.09 1 WARNING: Expected aggregate file size = 322122547200. WARNING: Stat() of aggregate file size = 322122547200. WARNING: Using actual aggregate bytes moved = 41523609600. read 1314.71 39321600 10240 0.006389 30.11 0.005482 30.12 2 Max Read: 1314.71 MiB/sec (1378.57 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Mean(s) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggsize API RefNum read 1314.71 1175.08 1241.82 57.17 30.10616 0 8 4 3 0 0 1 0 0 1 40265318400 10485760 37098618880 MPIIO 0 Finished: Wed Oct 24 08:57:51 2018 + set +x